modiloader | eb91651710a4964ac363863ffa84f9ed68ae1c28b85e52e9ff0fa5ab052e3263

General

Target

34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe
Size

245KB
MD5

34de90923decf89615a2fd885aec04fd
SHA1

e2f69c6181cd9495b03a5467ab483f92868d3b99
SHA256

eb91651710a4964ac363863ffa84f9ed68ae1c28b85e52e9ff0fa5ab052e3263
SHA512

d7deff573b8d74b73717e1180afafc9c28401390ba8554e12c7dcdddbcca667caecf69ae09ba26c51cae6edf706d77ec9eb46c50dbbf9de1b15ab74d6b865148
SSDEEP

6144:47uY0vVgXdZS0qLkfIuhibXiLJcOrUGC7Vw:47hX7nHIuhYmDXL

Score

10^/10

modiloader evasion persistence trojan upx

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe

ModiLoader Second Stage 4 IoCs

resource	yara_rule
behavioral1/memory/1576-7-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-8-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-14-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-26-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Loads dropped DLL 2 IoCs

pid	Process
1576	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe
1576	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1576-4-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1576-6-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1576-7-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1576-8-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1576-14-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1576-26-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe"	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 964 set thread context of 1576	964	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe	30

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\WTemp_01.exe	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1576	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe
Token: SeBackupPrivilege	1880	vssvc.exe
Token: SeRestorePrivilege	1880	vssvc.exe
Token: SeAuditPrivilege	1880	vssvc.exe
Token: SeDebugPrivilege	1576	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1576	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe
1576	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 964 wrote to memory of 1576	964	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe	30
PID 964 wrote to memory of 1576	964	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe	30
PID 964 wrote to memory of 1576	964	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe	30
PID 964 wrote to memory of 1576	964	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe	30
PID 964 wrote to memory of 1576	964	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe	30
PID 964 wrote to memory of 1576	964	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe	30

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:964
- C:\Users\Admin\AppData\Local\Temp\34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\34de90923decf89615a2fd885aec04fd_JaffaCakes118.exe
  2⤵
  - UAC bypass
  - Loads dropped DLL
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - System policy modification
  PID:1576

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\cmsetac.dll

Filesize
33KB

MD5
d321db3cb9f857b9124ef73ecdebdcae

SHA1
74b67e641d4b24a1fd27006a64d1355dc6e5617e

SHA256
8545e5235b41fc3a8bf5033f6a1125683da1b407f18db3be26fe6b03351243ea

SHA512
a383967f7866bf347dcf68398c17024a65d672ff80d989e8964eefb7ea4e59b415ed4fa0fb0c645a52bf2cf384cd1758cd42ddb46c7c2bd9d79ff5fdb62fee2a

Download Submit
\Users\Admin\AppData\Local\Temp\ntdtcstp.dll

Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/964-12-0x0000000019140000-0x0000000019183710-memory.dmp

Filesize
269KB

Download
memory/1576-14-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1576-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1576-8-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1576-6-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1576-13-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/1576-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1576-0-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1576-7-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1576-20-0x00000000028F0000-0x00000000028FE000-memory.dmp

Filesize
56KB

Download
memory/1576-22-0x0000000075A10000-0x0000000075A11000-memory.dmp

Filesize
4KB

Download
memory/1576-23-0x0000000075A00000-0x0000000075AF0000-memory.dmp

Filesize
960KB

Download
memory/1576-25-0x00000000028F0000-0x00000000028FE000-memory.dmp

Filesize
56KB

Download
memory/1576-24-0x0000000001BE0000-0x0000000001BE8000-memory.dmp

Filesize
32KB

Download
memory/1576-26-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1576-29-0x0000000075A00000-0x0000000075AF0000-memory.dmp

Filesize
960KB

Download
memory/1576-32-0x0000000075A00000-0x0000000075AF0000-memory.dmp

Filesize
960KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads